A.C. Waveforms(1)
Note: 1. Timing measurement reference is 1.5 V. Input AC driving levels are 0.0 V and 3.0 V, unless otherwise speci-
A.C. Characteristics, Military
AT22V10-15
AT22V10/L-20 AT22V10/L-25 AT22V10/L-30
Min
Typ
Max
Min
Typ Max
Min
Typ Max
Min
Typ Max
Symbol Parameter
Units
Input or Feedback to
t
10
15
12 20
15 25
20 30
ns
PD
Non-Registered Output
Input to Output Enable
Input to Output Disable
Clock to Feedback
Clock to Output
t
t
t
t
t
t
t
t
t
10
10
1
15
15
20
20
15 25
15 25
20 30
20 30
10 15
12 20
ns
ns
EA
ER
CF
CO
SF
S
0
0
2.5
10
0
0
4
8
8
0
0
5
10
0
0
ns
7
15
10 15
ns
Feedback Setup Time
Input Setup Time
Hold Time
10
10
0
8
12 10
15 12
18 15
ns
8
17 14
18 15
20 15
ns
0
20
10
0
24
12
0
30
15
ns
H
Clock Period
12
6
ns
P
Clock Width
ns
W
External Feedback 1/(tS+tCO
)
50.0
31.2
50.0
50.0
30.3
40.0
41.6
25.0
30.0
33.3
MHz
MHz
MHz
ns
F
MAX Internal Feedback 1/(tSF + tCF
)
80.0
83.3
No Feedback 1/(tP)
t
t
Asynchronous Reset Width 15
8
8
20
9
25 10
25 15
30 15
30 18
AW
Asynchronous Reset
15
20 12
ns
ns
AR
Recovery Time
Asynchronous Reset to
Registered Output Reset
t
AP
12
20
15 22
18 25
20 30
Input Test Waveforms and
Measurement Levels
Output Test Loads:
Military
R1= 338
R2= 248
Commercial
5.0V
5.0V
3.0V
AC
AC
R1= 250
Ω
DRIVING
1.5V
LEVELS
0.0V
MEASUREMENT
LEVEL
OUTPUT
OUTPUT
PIN
PIN
CL= 50pF
CL= 50pF
R2= 167
Ω
Ω
tR, tF < 5 ns (10% to 90%)
1-100
AT22V10/L